Deformations with respect to an algebraic group.

zbMath1054.20005MaRDI QIDQ1409640

Frauke M. Bleher, Ted Chinburg

Publication date: 16 October 2003

Published in: Illinois Journal of Mathematics (Search for Journal in Brave)

zbMATH Keywords

orthogonal groupslinear algebraic groupsStiefel-Whitney classesprofinite groupsdeformations of representationsdeformation functorsHasse-Witt invariantsspinor normsversal deformation ringsorthogonal Galois representationsrings of Witt vectors

Mathematics Subject Classification ID

Representation theory for linear algebraic groups (20G05) Modular representations and characters (20C20) Algebraic theory of quadratic forms; Witt groups and rings (11E81) Limits, profinite groups (20E18) Quadratic spaces; Clifford algebras (11E88)

Related Items (2)

Universal deformation rings and self-injective Nakayama algebras ⋮ Witt vectors. Part 1

This page was built for publication: Deformations with respect to an algebraic group.